body, html {
  line-height: 1;
  font-weight: 200;
  font-family: Arial, 'Microsoft YaHei UI', 'Helvetica';
}
@media (-webkit-device-pixel-ratio: 1.5),(min-device-pixel-ratio: 1.5) {
  .border-1px{
    &::after{
      -webkit-transform: scaleY(0.7);
      transform: scaleY(0.7);
    }
  }
}
@media (-webkit-device-pixel-ratio: 2),(min-device-pixel-ratio: 2) {
  .border-1px{
    &::after{
      -webkit-transform: scaleY(0.5);
      transform: scaleY(0.5);
    }
  }
}

